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Heat Conduction Mode Welding
Heat conduction mode welding is a technique of fusion welding used for joining materials. The text following describes some basic features and...
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Surface and property characterization of selective laser-melted Ti-6Al-4V alloy after laser polishing
Laser polishing, as a post-processing or in situ precision-smoothing technology, is a surface modification method aimed at improving the rough...
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A review on short and ultrashort pulsed laser microdrilling: materials, mechanism, methods, and applications
There is an increasing demand for accurate complex holes in aerospace, automotive, electronics, and medical industries. The productivity of...
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Experimental and numerical comparison of heat accumulation during laser powder bed fusion of 316L stainless steel
Heat accumulation during laser powder bed fusion (LPBF) of metallic build parts can adversely affect their microstructure and mechanical properties....
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Numerical investigation on keyhole stability and weld pool dynamics during quasi-continuous laser beam welding of Ti6Al4V plate using constant and modulated high-frequency pulsed heat input
For numerical investigation of the quasi-continuous laser beam welding (Q-CLBW) process, the existing research usually considered a constant welding...
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Combined effect of a spread powder particle size distribution, surface machining and stress-relief heat treatment on microstructure, tensile and fatigue properties of 316L steel manufactured by laser powder bed fusion
Additive manufacturing is a powerful process to build complex geometry. Besides the numerous process parameters influencing the mechanical part...
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Experimental and numerical study on thin silicon wafer CO2 laser cutting and damage investigation
This study investigates laser-induced damage in thin silicon (Si) wafer ablation both experimentally and numerically. A 40-W continuous-wave CO 2 ...
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Energy Transfer Between Femtosecond Laser and Silicon Carbide
The femtosecond laser ablation of a wide bandgap semiconductor is characterized by a complicated energy transfer and rarely explored process. A...
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Microfabrication of Sm2Co17 micromagnets for MEMS and micromotors using ultrashort pulsed hydro laser micromilling process
Micromagnets have wide applications in MEMS and micromotors but there are still miniaturization limitations in current microfabrication processes for...
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Tailored laser beam shapes for welding of copper using green laser radiation
The rapid development of laser beam sources and adapted welding technologies in recent years lead to an increased use of laser welding techniques in...
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The Effect of Laser Power and Laser Scan Passes on Bending Angle of Stainless Steel AISI 304 Laser Bending
The application of laser bending of thin sheet metal are quite limited given that this forming process is widely used in various industries. The aim...
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Effect of welding heat input conditions on the dynamic behavior of pulse laser beam welding molten pool for Ti6Al4V thin plate with clearance
For a practical pulse laser beam welding (PLBW) process of metal sheets assembled in butt joint configuration, the precise control of the assembling...
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Geometry-induced process and part characteristics in support-free powder bed fusion of polypropylene at room temperature
Laser-based powder bed fusion (LPBF) of semi-crystalline polymers enables the support-free layer-wise manufacturing of geometrically diverse, complex...
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Manufacturing Influence Area Before Heat Treatment
The influences of the manufacturing processes are divided into a manufacturing before heat treatment and one after. In both cases, only those...
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Design of a Thermo-Hydraulically Optimised Heat Exchanger for Production by Laser Powder Bed Fusion
Additve Manufacturing (AM) offers the possibility to design and optimise Heat Exchangers (HX) in a completely new way, beyond the conventional types,...
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Recent Development of Low Damage Laser Microprocessing on Surface and Subsurface Treatment of Silicon for Industrial Applications
Silicon is one of the most commonly used semiconductor materials. However, working with silicon presents challenges due to its high brittleness and...
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Microchip Laser for Time of Flight Rangefinder and Lidar
In this work the integration of a microchip laser for space altimetry is presented. The use of microchip lasers allows for more efficient and compact...
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Micropolar viscoelastic nanostructures subjected to laser-induced heat flux using the modified higher-order thermoelasticity model incorporating phase delay effects
The gap between classical continuity and nanomechanics can be bridged using the concept of nonlocal elasticity. The Voigt viscoelastic model and the...
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A review on laser drilling optimization technique: parameters, methods, and physical-field assistance
Laser processing has emerged as a pivotal technique for micro-hole fabrication owing to its exceptional efficiency and absence of tool wear....
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Modelling of Laser Metal Deposition
Laser metal deposition (LMD) has become an established processing technique for the repair and manufacture of metal parts and the functionalization...